NCT02271373

Effect of Increasing Time Spent Outdoors on Myopia Prevention in School-Aged Children in Northeast China

Development and Application of Appropriate Technology for Myopia Prevention and Control

• Status: Completed
• Phase: N/A
• Study type: Interventional
• Enrollment: 3,521 (actual)
• Sponsor: Anhui Medical University · Academic / Other
• Sex: All
• Age: 6 Years – 14 Years
• Healthy volunteers: Not accepted

Summary

The purpose of this study is to develop a school-based intervention aimed at prevent the onset and development of myopia among school aged children by increasing time spent outdoors in northeast China.

Detailed description

The purpose of this study is to develop a school-based intervention aimed at prevent the onset and development of myopia among school aged children by increasing time spent outdoors among elementary and secondary school students in northeast China. It is expected that the results will provide evidences for policy-makers and school healthcare providers for their school children myopia prevention.

Conditions

• Myopia

Interventions

Type	Name	Description
BEHAVIORAL	increasing time spent outdoors	The intervention group undertook interventions by increasing time spent outdoors. The interventions composed of performing two additional recess program lasting 30 minutes outside the classroom that encouraged children to go outside for outdoor activities during recess in both the morning and afternoon during school days within a intervention period of 1 school year.

Timeline

• Start date: 2012-11-01
• Primary completion: 2013-11-01
• Completion: 2014-02-01
• First posted: 2014-10-22
• Last updated: 2014-10-23